Index: /schedule/Module/calendar.php
===================================================================
--- /schedule/Module/calendar.php	(revision 15919)
+++ /schedule/Module/calendar.php	(revision 15920)
@@ -183,5 +183,5 @@
 										
 										if (chart.series) {
-											chart.addSeries.push({
+											chart.series.push({
 												data: [newdata]
 											});